@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81fbb388-17db-4e2f-a1ee-a8454a638fb1> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81fbb388-17db-4e2f-a1ee-a8454a638fb1> .